DR. JOHN SYPHAX MD
NPI 1982894481
Psychiatry & Neurology - Addiction Psychiatry in Washington, DC

Active since July 31, 2007
1330 NEW HAMPSHIRE AVE NW, SUITE B4, WASHINGTON, DC 20036(202) 223-9630 Get Directions Write a Review

NPPES record last updated: July 31, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. John Syphax Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JOHN SYPHAX MD (NPI 1982894481) is an individual addiction psychiatry provider in Washington, District Of Columbia, licensed in District Of Columbia (MD25407) and active in the NPI registry since July 2007.

NPPES Registry Identity

NPI1982894481
Entity TypeIndividualMale
Primary Taxonomy2084P0802X
Provider Legal NameDR. JOHN SYPHAXCredential: MD
Location Address1330 NEW HAMPSHIRE AVE NW, SUITE B4Washington, DC 20036-6350
Mailing Address1330 New Hampshire Ave Nw, Suite B4Washington, DC 20036-6350 · (202) 223-9630
Sole ProprietorYes
Enumeration DateJuly 31, 2007
NPI 1982894481 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · Addiction PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0802X
License Licensed in DC · MD25407
Definition

Addiction Psychiatry is a subspecialty of psychiatry that focuses on evaluation and treatment of individuals with alcohol, drug, or other substance-related disorders, and of individuals with dual diagnosis of substance-related and other psychiatric disorders.

1330 NEW HAMPSHIRE AVE NW, Washington, DC 20036

Other Providers at the Same Location NPPES 15

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Psychologist (Clinical)
1330 NEW HAMPSHIRE AVE NW, SUITE 106
WASHINGTON, DC 20036
Psychiatry & Neurology (Psychiatry)
1330 NEW HAMPSHIRE AVE NW, STE 113
WASHINGTON, DC 20036
Psychiatry & Neurology (Psychiatry)
1330 NEW HAMPSHIRE AVE NW, SUITE B-5
WASHINGTON, DC 20036
Psychiatry & Neurology (Psychiatry)
1330 NEW HAMPSHIRE AVE NW, SUITE 114
WASHINGTON, DC 20036
Psychologist (Clinical)
1330 NEW HAMPSHIRE AVE NW, SUITE 106
WASHINGTON, DC 20036
Internal Medicine (Infectious Disease)
1330 NEW HAMPSHIRE AVE NW, SUITE #121
WASHINGTON, DC 20036
Physical Medicine & Rehabilitation
1330 NEW HAMPSHIRE AVE NW, 1009
WASHINGTON, DC 20036
Psychologist (Clinical)
1330 NEW HAMPSHIRE AVE NW, SUITE 106
WASHINGTON, DC 20036

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Syphax's NPI number?

The NPI number for John Syphax is 1982894481. It was assigned to this individual provider in the NPPES registry on July 31, 2007.

Where is John Syphax located?

John Syphax practices at 1330 New Hampshire Ave NW Suite B4, Washington, DC 20036. The listed phone number is (202) 223-9630.

What is John Syphax's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Addiction Psychiatry, with taxonomy code 2084P0802X.

When was this NPI record last updated?

The NPPES record for John Syphax was last updated on July 31, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.